docs: def get_authorization_url(self, client_id=None, instance_id=None,
                                redirect_uri=None, region=None, scope=None,
                                state=None):
          """Generate authorization URL.
  
          Args:
              client_id (str): OAuth2 client ID. Defaults to ``None``.
              instance_id (str): App Instance ID. Defaults to ``None``.
              redirect_uri (str): Redirect URI. Defaults to ``None``.
              region (str): App Region. Defaults to ``None``.
              scope (str): Permissions. Defaults to ``None``.
              state (str): UUID to detect CSRF. Defaults to ``None``.
  
          Returns:
              str, str: Auth URL, state
  
          """
          client_id = client_id or self.client_id
          instance_id = instance_id or self.instance_id
          redirect_uri = redirect_uri or self.redirect_uri
          region = region or self.region
          scope = scope or self.scope
          state = state or str(uuid.uuid4())
          self.state = state
          return Request(
              'GET',
              self.auth_base_url,
              params={
                  'client_id': client_id,
                  'instance_id': instance_id,
                  'redirect_uri': redirect_uri,
                  'region': region,
                  'response_type': 'code',
                  'scope': scope,
                  'state': state
              }
          ).prepare().url, state